@article{KYB_2013_49_4_a1,
     author = {Wang, Xinghu and Ji, Haibo and Wang, Chuanrui},
     title = {Distributed output regulation for linear multi-agent systems with unknown leaders},
     journal = {Kybernetika},
     pages = {524--538},
     year = {2013},
     volume = {49},
     number = {4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_2013_49_4_a1/}
}